USCG USCG Steam
Set 10 • Question #59 of 496
Launch Interactive Practice Room White smoke coming from the stack of a main propulsion boiler indicates __________.
A
too much excess air
B
partially burned fuel particles are leaving the stack
C
excessive air velocity through the air registers
D
all of the above
✓ Correct Answer
USCG NMC Regulatory Explanation
In USCG Steam Plants (Boilers & Turbines), regarding 'White smoke coming from the stack of a main propulsion boiler indicates', the verified engineering fact is: 'all of the above'.
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